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By contrast, in natural populations of fruit flies the number of copies of copia is low around 20 per individual.
ECONOMIST: Truly selfish genes
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Recent studies show that there is substantial standing genetic variation in natural populations of planktonic organisms, which provides the raw material for natural selection.
UNESCO: THEMES
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Detection of high levels of congenital transmission of Toxoplasma gondii in natural urban populations of Mus domesticus.
FORBES: House Cats Said to Lead to Car Crashes, Suicides, and Mental Disorders
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The method also makes the industry less vulnerable to fluctuations in wild oyster populations and natural disasters.
WSJ: Planting Seeds for a Better Oyster Harvest
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Dr Nuzhdin thinks that the main reason why copia does not proliferate like this in wild populations is that natural selection keeps these transposable elements in check.
ECONOMIST: Truly selfish genes
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In the absence of natural predators deer populations are continuing to expand, threatening biodiversity and causing road traffic accidents and crop damage, say researchers.
BBC: Deer: 50% cull 'necessary to protect countryside'
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In contrast, the Arab world, which is so rich in natural resources such as oil and gas, is way behind in all development indicators, because half their populations, their women, are denied basic rights.
CNN: Amanpour to girls: It's time to power the world
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Elk and bison populations increased dramatically because there was no natural predator to keep their numbers in check.
CNN: Gray wolf: Still endangered?
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As a result, we - not only in India, but in other parts of the world - do not really know what is happening to natural pollinator populations.
BBC: 'Pollination crisis' hitting India's vegetable farmers
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The study asked about the 50 countries around the world that either have the largest economies and populations or are in the public eye as a result of economic, political or natural events.
FORBES: The Countries The World Loves And Respects Most